mirror of
https://github.com/silverstripe/silverstripe-framework
synced 2024-08-26 12:36:07 +02:00
910 lines
27 KiB
PHP
910 lines
27 KiB
PHP
<?php
|
|
/**
|
|
* Implements a basic security model
|
|
* @package sapphire
|
|
* @subpackage security
|
|
*/
|
|
class Security extends Controller {
|
|
|
|
static $allowed_actions = array(
|
|
'index',
|
|
'login',
|
|
'logout',
|
|
'basicauthlogin',
|
|
'lostpassword',
|
|
'passwordsent',
|
|
'changepassword',
|
|
'ping',
|
|
'LoginForm',
|
|
'ChangePasswordForm',
|
|
'LostPasswordForm',
|
|
);
|
|
|
|
/**
|
|
* Default user name. Only used in dev-mode by {@link setDefaultAdmin()}
|
|
*
|
|
* @var string
|
|
* @see setDefaultAdmin()
|
|
*/
|
|
protected static $default_username;
|
|
|
|
/**
|
|
* Default password. Only used in dev-mode by {@link setDefaultAdmin()}
|
|
*
|
|
* @var string
|
|
* @see setDefaultAdmin()
|
|
*/
|
|
protected static $default_password;
|
|
|
|
/**
|
|
* If set to TRUE to prevent sharing of the session across several sites
|
|
* in the domain.
|
|
*
|
|
* @var bool
|
|
*/
|
|
protected static $strictPathChecking = false;
|
|
|
|
/**
|
|
* Should passwords be stored encrypted?
|
|
* @deprecated 2.4 Please use 'none' as the default $encryptionAlgorithm instead
|
|
*
|
|
* @var bool
|
|
*/
|
|
protected static $encryptPasswords = true;
|
|
|
|
/**
|
|
* The password encryption algorithm to use by default.
|
|
* This is an arbitrary code registered through {@link PasswordEncryptor}.
|
|
*
|
|
* @var string
|
|
*/
|
|
protected static $encryptionAlgorithm = 'sha1_v2.4';
|
|
|
|
/**
|
|
* Should a salt be used for the password encryption?
|
|
* @deprecated 2.4 Please use a custom {@link PasswordEncryptor} instead
|
|
*
|
|
* @var bool
|
|
*/
|
|
protected static $useSalt = true;
|
|
|
|
/**
|
|
* Showing "Remember me"-checkbox
|
|
* on loginform, and saving encrypted credentials to a cookie.
|
|
*
|
|
* @var bool
|
|
*/
|
|
public static $autologin_enabled = true;
|
|
|
|
/**
|
|
* Location of word list to use for generating passwords
|
|
*
|
|
* @var string
|
|
*/
|
|
protected static $wordlist = './wordlist.txt';
|
|
|
|
static $template = 'BlankPage';
|
|
|
|
/**
|
|
* Template thats used to render the pages.
|
|
*
|
|
* @var string
|
|
*/
|
|
public static $template_main = 'Page';
|
|
|
|
/**
|
|
* Default message set used in permission failures.
|
|
*
|
|
* @var array|string
|
|
*/
|
|
protected static $default_message_set = '';
|
|
|
|
/**
|
|
* Get location of word list file
|
|
*/
|
|
static function get_word_list() {
|
|
return Security::$wordlist;
|
|
}
|
|
|
|
/**
|
|
* Enable or disable recording of login attempts
|
|
* through the {@link LoginRecord} object.
|
|
*
|
|
* @var boolean $login_recording
|
|
*/
|
|
protected static $login_recording = false;
|
|
|
|
/**
|
|
* @var boolean If set to TRUE or FALSE, {@link database_is_ready()}
|
|
* will always return FALSE. Used for unit testing.
|
|
*/
|
|
static $force_database_is_ready = null;
|
|
|
|
/**
|
|
* Set location of word list file
|
|
*
|
|
* @param string $wordListFile Location of word list file
|
|
*/
|
|
static function set_word_list($wordListFile) {
|
|
Security::$wordlist = $wordListFile;
|
|
}
|
|
|
|
/**
|
|
* Set the default message set used in permissions failures.
|
|
*
|
|
* @param string|array $messageSet
|
|
*/
|
|
static function set_default_message_set($messageSet) {
|
|
self::$default_message_set = $messageSet;
|
|
}
|
|
|
|
|
|
/**
|
|
* Register that we've had a permission failure trying to view the given page
|
|
*
|
|
* This will redirect to a login page.
|
|
* If you don't provide a messageSet, a default will be used.
|
|
*
|
|
* @param Controller $controller The controller that you were on to cause the permission
|
|
* failure.
|
|
* @param string|array $messageSet The message to show to the user. This
|
|
* can be a string, or a map of different
|
|
* messages for different contexts.
|
|
* If you pass an array, you can use the
|
|
* following keys:
|
|
* - default: The default message
|
|
* - logInAgain: The message to show
|
|
* if the user has just
|
|
* logged out and the
|
|
* - alreadyLoggedIn: The message to
|
|
* show if the user
|
|
* is already logged
|
|
* in and lacks the
|
|
* permission to
|
|
* access the item.
|
|
*
|
|
* The alreadyLoggedIn value can contain a '%s' placeholder that will be replaced with a link
|
|
* to log in.
|
|
*/
|
|
static function permissionFailure($controller = null, $messageSet = null) {
|
|
if(!$controller) $controller = Controller::curr();
|
|
|
|
if(Director::is_ajax()) {
|
|
$response = ($controller) ? $controller->getResponse() : new SS_HTTPResponse();
|
|
$response->setStatusCode(403);
|
|
if(!Member::currentUser()) $response->setBody('NOTLOGGEDIN:');
|
|
return $response;
|
|
} else {
|
|
// Prepare the messageSet provided
|
|
if(!$messageSet) {
|
|
if(self::$default_message_set) {
|
|
$messageSet = self::$default_message_set;
|
|
} else {
|
|
$messageSet = array(
|
|
'default' => _t(
|
|
'Security.NOTEPAGESECURED',
|
|
"That page is secured. Enter your credentials below and we will send "
|
|
. "you right along."
|
|
),
|
|
'alreadyLoggedIn' => _t(
|
|
'Security.ALREADYLOGGEDIN',
|
|
"You don't have access to this page. If you have another account that "
|
|
. "can access that page, you can log in again below.",
|
|
PR_MEDIUM,
|
|
"%s will be replaced with a link to log in."
|
|
),
|
|
'logInAgain' => _t(
|
|
'Security.LOGGEDOUT',
|
|
"You have been logged out. If you would like to log in again, enter "
|
|
. "your credentials below."
|
|
)
|
|
);
|
|
}
|
|
}
|
|
|
|
if(!is_array($messageSet)) {
|
|
$messageSet = array('default' => $messageSet);
|
|
}
|
|
|
|
// Work out the right message to show
|
|
if(Member::currentUser()) {
|
|
$response = ($controller) ? $controller->getResponse() : new SS_HTTPResponse();
|
|
$response->setStatusCode(403);
|
|
|
|
//If 'alreadyLoggedIn' is not specified in the array, then use the default
|
|
//which should have been specified in the lines above
|
|
if(isset($messageSet['alreadyLoggedIn']))
|
|
$message=$messageSet['alreadyLoggedIn'];
|
|
else
|
|
$message=$messageSet['default'];
|
|
|
|
// Somewhat hackish way to render a login form with an error message.
|
|
$me = new Security();
|
|
$form = $me->LoginForm();
|
|
$form->sessionMessage($message, 'warning');
|
|
Session::set('MemberLoginForm.force_message',1);
|
|
$formText = $me->login();
|
|
|
|
$response->setBody($formText);
|
|
return $response;
|
|
} else {
|
|
$message = $messageSet['default'];
|
|
}
|
|
|
|
Session::set("Security.Message.message", $message);
|
|
Session::set("Security.Message.type", 'warning');
|
|
|
|
Session::set("BackURL", $_SERVER['REQUEST_URI']);
|
|
|
|
// TODO AccessLogEntry needs an extension to handle permission denied errors
|
|
// Audit logging hook
|
|
if($controller) $controller->extend('permissionDenied', $member);
|
|
|
|
Director::redirect("Security/login?BackURL=" . urlencode($_SERVER['REQUEST_URI']));
|
|
}
|
|
return;
|
|
}
|
|
|
|
|
|
/**
|
|
* Get the login form to process according to the submitted data
|
|
*/
|
|
protected function LoginForm() {
|
|
if(isset($this->requestParams['AuthenticationMethod'])) {
|
|
$authenticator = trim($_REQUEST['AuthenticationMethod']);
|
|
|
|
$authenticators = Authenticator::get_authenticators();
|
|
if(in_array($authenticator, $authenticators)) {
|
|
return call_user_func(array($authenticator, 'get_login_form'), $this);
|
|
}
|
|
}
|
|
else {
|
|
if($authenticator = Authenticator::get_default_authenticator()) {
|
|
return call_user_func(array($authenticator, 'get_login_form'), $this);
|
|
}
|
|
}
|
|
|
|
user_error('Passed invalid authentication method', E_USER_ERROR);
|
|
}
|
|
|
|
|
|
/**
|
|
* Get the login forms for all available authentication methods
|
|
*
|
|
* @return array Returns an array of available login forms (array of Form
|
|
* objects).
|
|
*
|
|
* @todo Check how to activate/deactivate authentication methods
|
|
*/
|
|
protected function GetLoginForms()
|
|
{
|
|
$forms = array();
|
|
|
|
$authenticators = Authenticator::get_authenticators();
|
|
foreach($authenticators as $authenticator) {
|
|
array_push($forms,
|
|
call_user_func(array($authenticator, 'get_login_form'),
|
|
$this));
|
|
}
|
|
|
|
return $forms;
|
|
}
|
|
|
|
|
|
/**
|
|
* Get a link to a security action
|
|
*
|
|
* @param string $action Name of the action
|
|
* @return string Returns the link to the given action
|
|
*/
|
|
public function Link($action = null) {
|
|
return "Security/$action";
|
|
}
|
|
|
|
|
|
/**
|
|
* Log the currently logged in user out
|
|
*
|
|
* @param bool $redirect Redirect the user back to where they came.
|
|
* - If it's false, the code calling logout() is
|
|
* responsible for sending the user where-ever
|
|
* they should go.
|
|
*/
|
|
public function logout($redirect = true) {
|
|
$member = Member::currentUser();
|
|
if($member) $member->logOut();
|
|
|
|
if($redirect) $this->redirectBack();
|
|
}
|
|
|
|
|
|
/**
|
|
* Show the "login" page
|
|
*
|
|
* @return string Returns the "login" page as HTML code.
|
|
*/
|
|
public function login() {
|
|
// Event handler for pre-login, with an option to let it break you out of the login form
|
|
$eventResults = $this->extend('onBeforeSecurityLogin');
|
|
// If there was a redirection, return
|
|
if(Director::redirected_to()) return;
|
|
// If there was an SS_HTTPResponse object returned, then return that
|
|
else if($eventResults) {
|
|
foreach($eventResults as $result) {
|
|
if($result instanceof SS_HTTPResponse) return $result;
|
|
}
|
|
}
|
|
|
|
|
|
$customCSS = project() . '/css/tabs.css';
|
|
if(Director::fileExists($customCSS)) {
|
|
Requirements::css($customCSS);
|
|
}
|
|
|
|
if(class_exists('SiteTree')) {
|
|
$tmpPage = new Page();
|
|
$tmpPage->Title = _t('Security.LOGIN', 'Log in');
|
|
$tmpPage->URLSegment = "Security";
|
|
// Disable ID-based caching of the log-in page by making it a random number
|
|
$tmpPage->ID = -1 * rand(1,10000000);
|
|
|
|
$controller = new Page_Controller($tmpPage);
|
|
$controller->setModel($this->model);
|
|
$controller->init();
|
|
//Controller::$currentController = $controller;
|
|
} else {
|
|
$controller = $this;
|
|
}
|
|
|
|
|
|
$content = '';
|
|
$forms = $this->GetLoginForms();
|
|
if(!count($forms)) {
|
|
user_error('No login-forms found, please use Authenticator::register_authenticator() to add one', E_USER_ERROR);
|
|
}
|
|
|
|
// only display tabs when more than one authenticator is provided
|
|
// to save bandwidth and reduce the amount of custom styling needed
|
|
if(count($forms) > 1) {
|
|
// Needed because the <base href=".."> in the template makes problems
|
|
// with the tabstrip library otherwise
|
|
$link_base = Director::absoluteURL($this->Link("login"));
|
|
|
|
Requirements::javascript(SAPPHIRE_DIR . '/thirdparty/jquery/jquery.js');
|
|
Requirements::javascript(SAPPHIRE_DIR . "/javascript/jquery_improvements.js");
|
|
Requirements::javascript(SAPPHIRE_DIR . '/thirdparty/jquery-ui/jquery-ui.js');
|
|
|
|
Requirements::javascript(SAPPHIRE_DIR . '/thirdparty/jquery-entwine/dist/jquery.entwine-dist.js');
|
|
|
|
Requirements::css(THIRDPARTY_DIR . '/jquery-ui-themes/smoothness/jquery-ui.css');
|
|
|
|
Requirements::css(SAPPHIRE_DIR . '/css/Security_login.css');
|
|
|
|
Requirements::javascript(SAPPHIRE_DIR . '/javascript/TabSet.js');
|
|
|
|
$content = '<div id="Form_EditForm">';
|
|
$content .= '<div class="ss-tabset">';
|
|
$content .= '<ul>';
|
|
$content_forms = '';
|
|
|
|
foreach($forms as $form) {
|
|
$content .= "<li><a href=\"#{$form->FormName()}_tab\">{$form->getAuthenticator()->get_name()}</a></li>\n";
|
|
$content_forms .= '<div class="tab" id="' . $form->FormName() . '_tab">' . $form->forTemplate() . "</div>\n";
|
|
}
|
|
|
|
$content .= "</ul>\n" . $content_forms . "\n</div>\n</div>\n";
|
|
} else {
|
|
$content .= $forms[0]->forTemplate();
|
|
}
|
|
|
|
if(strlen($message = Session::get('Security.Message.message')) > 0) {
|
|
$message_type = Session::get('Security.Message.type');
|
|
if($message_type == 'bad') {
|
|
$message = "<p class=\"message $message_type\">$message</p>";
|
|
} else {
|
|
$message = "<p>$message</p>";
|
|
}
|
|
|
|
$customisedController = $controller->customise(array(
|
|
"Content" => $message,
|
|
"Form" => $content,
|
|
));
|
|
} else {
|
|
$customisedController = $controller->customise(array(
|
|
"Form" => $content,
|
|
));
|
|
}
|
|
|
|
Session::clear('Security.Message');
|
|
|
|
// custom processing
|
|
return $customisedController->renderWith(array('Security_login', 'Security', $this->stat('template_main'), 'BlankPage'));
|
|
}
|
|
|
|
function basicauthlogin() {
|
|
$member = BasicAuth::requireLogin("SilverStripe login", 'ADMIN');
|
|
$member->LogIn();
|
|
}
|
|
|
|
/**
|
|
* Show the "lost password" page
|
|
*
|
|
* @return string Returns the "lost password" page as HTML code.
|
|
*/
|
|
public function lostpassword() {
|
|
if(class_exists('SiteTree')) {
|
|
$tmpPage = new Page();
|
|
$tmpPage->Title = _t('Security.LOSTPASSWORDHEADER', 'Lost Password');
|
|
$tmpPage->URLSegment = 'Security';
|
|
$tmpPage->ID = -1; // Set the page ID to -1 so we dont get the top level pages as its children
|
|
$controller = new Page_Controller($tmpPage);
|
|
$controller->init();
|
|
} else {
|
|
$controller = $this;
|
|
}
|
|
|
|
$customisedController = $controller->customise(array(
|
|
'Content' =>
|
|
'<p>' .
|
|
_t(
|
|
'Security.NOTERESETPASSWORD',
|
|
'Enter your e-mail address and we will send you a link with which you can reset your password'
|
|
) .
|
|
'</p>',
|
|
'Form' => $this->LostPasswordForm(),
|
|
));
|
|
|
|
//Controller::$currentController = $controller;
|
|
return $customisedController->renderWith(array('Security_lostpassword', 'Security', $this->stat('template_main'), 'BlankPage'));
|
|
}
|
|
|
|
|
|
/**
|
|
* Factory method for the lost password form
|
|
*
|
|
* @return Form Returns the lost password form
|
|
*/
|
|
public function LostPasswordForm() {
|
|
return Object::create('MemberLoginForm',
|
|
$this,
|
|
'LostPasswordForm',
|
|
new FieldList(
|
|
new EmailField('Email', _t('Member.EMAIL', 'Email'))
|
|
),
|
|
new FieldList(
|
|
new FormAction(
|
|
'forgotPassword',
|
|
_t('Security.BUTTONSEND', 'Send me the password reset link')
|
|
)
|
|
),
|
|
false
|
|
);
|
|
}
|
|
|
|
|
|
/**
|
|
* Show the "password sent" page, after a user has requested
|
|
* to reset their password.
|
|
*
|
|
* @param SS_HTTPRequest $request The SS_HTTPRequest for this action.
|
|
* @return string Returns the "password sent" page as HTML code.
|
|
*/
|
|
public function passwordsent($request) {
|
|
if(class_exists('SiteTree')) {
|
|
$tmpPage = new Page();
|
|
$tmpPage->Title = _t('Security.LOSTPASSWORDHEADER');
|
|
$tmpPage->URLSegment = 'Security';
|
|
$tmpPage->ID = -1; // Set the page ID to -1 so we dont get the top level pages as its children
|
|
$controller = new Page_Controller($tmpPage);
|
|
$controller->init();
|
|
} else {
|
|
$controller = $this;
|
|
}
|
|
|
|
$email = Convert::raw2xml(rawurldecode($request->param('ID')) . '.' . $request->getExtension());
|
|
|
|
$customisedController = $controller->customise(array(
|
|
'Title' => sprintf(_t('Security.PASSWORDSENTHEADER', "Password reset link sent to '%s'"), $email),
|
|
'Content' =>
|
|
"<p>" .
|
|
sprintf(_t('Security.PASSWORDSENTTEXT', "Thank you! A reset link has been sent to '%s', provided an account exists for this email address."), $email) .
|
|
"</p>",
|
|
'Email' => $email
|
|
));
|
|
|
|
//Controller::$currentController = $controller;
|
|
return $customisedController->renderWith(array('Security_passwordsent', 'Security', $this->stat('template_main'), 'BlankPage'));
|
|
}
|
|
|
|
|
|
/**
|
|
* Create a link to the password reset form
|
|
*
|
|
* @param string $autoLoginHash The auto login hash
|
|
*/
|
|
public static function getPasswordResetLink($autoLoginHash) {
|
|
$autoLoginHash = urldecode($autoLoginHash);
|
|
return self::Link('changepassword') . "?h=$autoLoginHash";
|
|
}
|
|
|
|
/**
|
|
* Show the "change password" page.
|
|
* This page can either be called directly by logged-in users
|
|
* (in which case they need to provide their old password),
|
|
* or through a link emailed through {@link lostpassword()}.
|
|
* In this case no old password is required, authentication is ensured
|
|
* through the Member.AutoLoginHash property.
|
|
*
|
|
* @see ChangePasswordForm
|
|
*
|
|
* @return string Returns the "change password" page as HTML code.
|
|
*/
|
|
public function changepassword() {
|
|
if(class_exists('SiteTree')) {
|
|
$tmpPage = new Page();
|
|
$tmpPage->Title = _t('Security.CHANGEPASSWORDHEADER', 'Change your password');
|
|
$tmpPage->URLSegment = 'Security';
|
|
$tmpPage->ID = -1; // Set the page ID to -1 so we dont get the top level pages as its children
|
|
$controller = new Page_Controller($tmpPage);
|
|
$controller->init();
|
|
} else {
|
|
$controller = $this;
|
|
}
|
|
|
|
// First load with hash: Redirect to same URL without hash to avoid referer leakage
|
|
if(isset($_REQUEST['h']) && Member::member_from_autologinhash($_REQUEST['h'])) {
|
|
// The auto login hash is valid, store it for the change password form.
|
|
// Temporary value, unset in ChangePasswordForm
|
|
Session::set('AutoLoginHash', $_REQUEST['h']);
|
|
|
|
return $this->redirect($this->Link('changepassword'));
|
|
// Redirection target after "First load with hash"
|
|
} elseif(Session::get('AutoLoginHash')) {
|
|
$customisedController = $controller->customise(array(
|
|
'Content' =>
|
|
'<p>' .
|
|
_t('Security.ENTERNEWPASSWORD', 'Please enter a new password.') .
|
|
'</p>',
|
|
'Form' => $this->ChangePasswordForm(),
|
|
));
|
|
} elseif(Member::currentUser()) {
|
|
// let a logged in user change his password
|
|
$customisedController = $controller->customise(array(
|
|
'Content' => '<p>' . _t('Security.CHANGEPASSWORDBELOW', 'You can change your password below.') . '</p>',
|
|
'Form' => $this->ChangePasswordForm()));
|
|
|
|
} else {
|
|
// show an error message if the auto login hash is invalid and the
|
|
// user is not logged in
|
|
if(isset($_REQUEST['h'])) {
|
|
$customisedController = $controller->customise(
|
|
array('Content' =>
|
|
sprintf(
|
|
_t('Security.NOTERESETLINKINVALID',
|
|
'<p>The password reset link is invalid or expired.</p><p>You can request a new one <a href="%s">here</a> or change your password after you <a href="%s">logged in</a>.</p>'
|
|
),
|
|
$this->Link('lostpassword'),
|
|
$this->link('login')
|
|
)
|
|
)
|
|
);
|
|
} else {
|
|
self::permissionFailure(
|
|
$this,
|
|
_t('Security.ERRORPASSWORDPERMISSION', 'You must be logged in in order to change your password!')
|
|
);
|
|
return;
|
|
}
|
|
}
|
|
|
|
return $customisedController->renderWith(array('Security_changepassword', 'Security', $this->stat('template_main'), 'BlankPage'));
|
|
}
|
|
|
|
/**
|
|
* Security/ping can be visited with ajax to keep a session alive.
|
|
* This is used in the CMS.
|
|
*/
|
|
function ping() {
|
|
return 1;
|
|
}
|
|
|
|
|
|
/**
|
|
* Factory method for the lost password form
|
|
*
|
|
* @return Form Returns the lost password form
|
|
*/
|
|
public function ChangePasswordForm() {
|
|
return new ChangePasswordForm($this, 'ChangePasswordForm');
|
|
}
|
|
|
|
/**
|
|
* Return an existing member with administrator privileges, or create one of necessary.
|
|
*
|
|
* Will create a default 'Administrators' group if no group is found
|
|
* with an ADMIN permission. Will create a new 'Admin' member with administrative permissions
|
|
* if no existing Member with these permissions is found.
|
|
*
|
|
* Important: Any newly created administrator accounts will NOT have valid
|
|
* login credentials (Email/Password properties), which means they can't be used for login
|
|
* purposes outside of any default credentials set through {@link Security::setDefaultAdmin()}.
|
|
*
|
|
* @return Member
|
|
*/
|
|
static function findAnAdministrator() {
|
|
// coupling to subsites module
|
|
$origSubsite = null;
|
|
if(is_callable('Subsite::changeSubsite')) {
|
|
$origSubsite = Subsite::currentSubsiteID();
|
|
Subsite::changeSubsite(0);
|
|
}
|
|
|
|
$member = null;
|
|
|
|
// find a group with ADMIN permission
|
|
$adminGroup = DataObject::get('Group')->where("\"Permission\".\"Code\" = 'ADMIN'")
|
|
->sort("\"Group\".\"ID\"")->innerJoin("Permission", "\"Group\".\"ID\"=\"Permission\".\"GroupID\"")->First();
|
|
|
|
if(is_callable('Subsite::changeSubsite')) {
|
|
Subsite::changeSubsite($origSubsite);
|
|
}
|
|
|
|
if ($adminGroup) {
|
|
$member = $adminGroup->Members()->First();
|
|
}
|
|
|
|
if(!$adminGroup) {
|
|
singleton('Group')->requireDefaultRecords();
|
|
}
|
|
|
|
if(!$member) {
|
|
singleton('Member')->requireDefaultRecords();
|
|
$member = Permission::get_members_by_permission('ADMIN')->First();
|
|
}
|
|
|
|
return $member;
|
|
}
|
|
|
|
|
|
/**
|
|
* Set a default admin in dev-mode
|
|
*
|
|
* This will set a static default-admin which is not existing
|
|
* as a database-record. By this workaround we can test pages in dev-mode
|
|
* with a unified login. Submitted login-credentials are first checked
|
|
* against this static information in {@link Security::authenticate()}.
|
|
*
|
|
* @param string $username The user name
|
|
* @param string $password The password (in cleartext)
|
|
*/
|
|
public static function setDefaultAdmin($username, $password) {
|
|
// don't overwrite if already set
|
|
if(self::$default_username || self::$default_password) {
|
|
return false;
|
|
}
|
|
|
|
self::$default_username = $username;
|
|
self::$default_password = $password;
|
|
}
|
|
|
|
/**
|
|
* Checks if the passed credentials are matching the default-admin.
|
|
* Compares cleartext-password set through Security::setDefaultAdmin().
|
|
*
|
|
* @param string $username
|
|
* @param string $password
|
|
* @return bool
|
|
*/
|
|
public static function check_default_admin($username, $password) {
|
|
return (
|
|
self::$default_username === $username
|
|
&& self::$default_password === $password
|
|
&& self::has_default_admin()
|
|
);
|
|
}
|
|
|
|
/**
|
|
* Check that the default admin account has been set.
|
|
*/
|
|
public static function has_default_admin() {
|
|
return !empty(self::$default_username) && !empty(self::$default_password);
|
|
}
|
|
|
|
/**
|
|
* Set strict path checking
|
|
*
|
|
* This prevents sharing of the session across several sites in the
|
|
* domain.
|
|
*
|
|
* @param boolean $strictPathChecking To enable or disable strict patch
|
|
* checking.
|
|
*/
|
|
public static function setStrictPathChecking($strictPathChecking) {
|
|
self::$strictPathChecking = $strictPathChecking;
|
|
}
|
|
|
|
|
|
/**
|
|
* Get strict path checking
|
|
*
|
|
* @return boolean Status of strict path checking
|
|
*/
|
|
public static function getStrictPathChecking() {
|
|
return self::$strictPathChecking;
|
|
}
|
|
|
|
|
|
/**
|
|
* Set if passwords should be encrypted or not
|
|
*
|
|
* @deprecated 2.4 Use PasswordEncryptor_None instead.
|
|
*
|
|
* @param bool $encrypt Set to TRUE if you want that all (new) passwords
|
|
* will be stored encrypted, FALSE if you want to
|
|
* store the passwords in clear text.
|
|
*/
|
|
public static function encrypt_passwords($encrypt) {
|
|
Deprecation::notice('2.4', 'Use PasswordEncryptor_None instead.');
|
|
self::$encryptPasswords = (bool)$encrypt;
|
|
}
|
|
|
|
|
|
/**
|
|
* Get a list of all available encryption algorithms.
|
|
* Note: These are arbitrary codes, and not callable methods.
|
|
*
|
|
* @deprecated 2.4 Use PasswordEncryptor::get_encryptors()
|
|
*
|
|
* @return array Returns an array of strings containing all supported encryption algorithms.
|
|
*/
|
|
public static function get_encryption_algorithms() {
|
|
Deprecation::notice('2.4', 'Use PasswordEncryptor::get_encryptors() instead.');
|
|
return array_keys(PasswordEncryptor::get_encryptors());
|
|
}
|
|
|
|
|
|
/**
|
|
* Set the password encryption algorithm
|
|
*
|
|
* @param string $algorithm One of the available password encryption
|
|
* algorithms determined by {@link Security::get_encryption_algorithms()}
|
|
* @return bool Returns TRUE if the passed algorithm was valid, otherwise FALSE.
|
|
*/
|
|
public static function set_password_encryption_algorithm($algorithm) {
|
|
if(!array_key_exists($algorithm, PasswordEncryptor::get_encryptors())) return false;
|
|
|
|
self::$encryptionAlgorithm = $algorithm;
|
|
return true;
|
|
}
|
|
|
|
/**
|
|
* @return String
|
|
*/
|
|
public static function get_password_encryption_algorithm() {
|
|
return self::$encryptionAlgorithm;
|
|
}
|
|
|
|
/**
|
|
* Encrypt a password according to the current password encryption settings.
|
|
* If the settings are so that passwords shouldn't be encrypted, the
|
|
* result is simple the clear text password with an empty salt except when
|
|
* a custom algorithm ($algorithm parameter) was passed.
|
|
*
|
|
* @param string $password The password to encrypt
|
|
* @param string $salt Optional: The salt to use. If it is not passed, but
|
|
* needed, the method will automatically create a
|
|
* random salt that will then be returned as return value.
|
|
* @param string $algorithm Optional: Use another algorithm to encrypt the
|
|
* password (so that the encryption algorithm can be changed over the time).
|
|
* @param Member $member Optional
|
|
* @return mixed Returns an associative array containing the encrypted
|
|
* password and the used salt in the form:
|
|
* <code>
|
|
* array(
|
|
* 'password' => string,
|
|
* 'salt' => string,
|
|
* 'algorithm' => string,
|
|
* 'encryptor' => PasswordEncryptor instance
|
|
* )
|
|
* </code>
|
|
* If the passed algorithm is invalid, FALSE will be returned.
|
|
*
|
|
* @see encrypt_passwords()
|
|
* @see set_password_encryption_algorithm()
|
|
*/
|
|
static function encrypt_password($password, $salt = null, $algorithm = null, $member = null) {
|
|
if(
|
|
// if the password is empty, don't encrypt
|
|
strlen(trim($password)) == 0
|
|
// if no algorithm is provided and no default is set, don't encrypt
|
|
|| (!$algorithm && self::$encryptPasswords == false)
|
|
) {
|
|
$algorithm = 'none';
|
|
} else {
|
|
// Fall back to the default encryption algorithm
|
|
if(!$algorithm) $algorithm = self::$encryptionAlgorithm;
|
|
}
|
|
|
|
$e = PasswordEncryptor::create_for_algorithm($algorithm);
|
|
|
|
// New salts will only need to be generated if the password is hashed for the first time
|
|
$salt = ($salt) ? $salt : $e->salt($password);
|
|
|
|
return array(
|
|
'password' => $e->encrypt($password, $salt, $member),
|
|
'salt' => $salt,
|
|
'algorithm' => $algorithm,
|
|
'encryptor' => $e
|
|
);
|
|
}
|
|
|
|
/**
|
|
* Checks the database is in a state to perform security checks.
|
|
* See {@link DatabaseAdmin->init()} for more information.
|
|
*
|
|
* @return bool
|
|
*/
|
|
public static function database_is_ready() {
|
|
// Used for unit tests
|
|
if(self::$force_database_is_ready !== NULL) return self::$force_database_is_ready;
|
|
|
|
$requiredTables = ClassInfo::dataClassesFor('Member');
|
|
$requiredTables[] = 'Group';
|
|
$requiredTables[] = 'Permission';
|
|
|
|
foreach($requiredTables as $table) {
|
|
// if any of the tables aren't created in the database
|
|
if(!ClassInfo::hasTable($table)) return false;
|
|
|
|
// if any of the tables don't have all fields mapped as table columns
|
|
$dbFields = DB::fieldList($table);
|
|
if(!$dbFields) return false;
|
|
|
|
$objFields = DataObject::database_fields($table);
|
|
$missingFields = array_diff_key($objFields, $dbFields);
|
|
|
|
if($missingFields) return false;
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
/**
|
|
* Enable or disable recording of login attempts
|
|
* through the {@link LoginRecord} object.
|
|
*
|
|
* @param boolean $bool
|
|
*/
|
|
public static function set_login_recording($bool) {
|
|
self::$login_recording = (bool)$bool;
|
|
}
|
|
|
|
/**
|
|
* @return boolean
|
|
*/
|
|
public static function login_recording() {
|
|
return self::$login_recording;
|
|
}
|
|
|
|
protected static $default_login_dest = "";
|
|
|
|
/**
|
|
* Set the default login dest
|
|
* This is the URL that users will be redirected to after they log in,
|
|
* if they haven't logged in en route to access a secured page.
|
|
*
|
|
* By default, this is set to the homepage
|
|
*/
|
|
public static function set_default_login_dest($dest) {
|
|
self::$default_login_dest = $dest;
|
|
}
|
|
|
|
/**
|
|
* Get the default login dest
|
|
*/
|
|
public static function default_login_dest() {
|
|
return self::$default_login_dest;
|
|
}
|
|
|
|
}
|